Tank Reading and Size
Liquid Height (X)
Select height unit millimetres (mm) centimetres (cm) inches (in) feet (ft) yards (yd) metres (m)
Tank Height (Y)
Select height unit millimetres (mm) centimetres (cm) inches (in) feet (ft) yards (yd) metres (m)
Tank Length (L)
Select length unit millimetres (mm) centimetres (cm) inches (in) feet (ft) yards (yd) metres (m) kilometres (km) miles (mi) nautical miles (nmi)
Tank Width (W)
Select width unit millimetres (mm) centimetres (cm) inches (in) feet (ft) yards (yd) metres (m) kilometres (km) miles (mi) nautical miles (nmi)
Tank Contents
Liquid Volume
Select volume unit cu centimetres (cc, cm³) millilitres (mL) teaspoons (tsp, usa) teaspoons (tsp, metric) tablespoons (Tbsp, usa) tablespoons (Tbsp, metric) cu inches (in³) fluid ounces (fl oz, imp) fluid ounces (fl oz, usa) cups (usa) cups (metric) pints (pt, usa liq) pints (pt, imp) litres (L) gallons (gal, usa liq) gallons (gal, imp) cu feet (ft³) barrels (bbl, oil) cu yards (yd³) cu metres (m³) kilolitres (kL) megalitres (ML) cu kilometres (km³) cu miles (mi³) cu nautical miles (nmi³)
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User Guide

This tool calculates the volume of liquid held in a rectangular shaped tank using the measured level of the fluid. Where possible use internal dimensions to remove errors due to the thickness of the tank walls. It is assumed that the tank is installed on level ground.